Finding the Fourth Proportional to 8,066,677,492.74, 11,132,025,663.66 and 4,449,619,639.92
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Solution
The fourth proportional to 8,066,677,492.74, 11,132,025,663.66 and 4,449,619,639.92 is: 6,140,481,018.32
Step by Step Solution
- Step 1: Write the proportion equation
8,066,677,492.74 : 11,132,025,663.66 = 4,449,619,639.92 : x - Step 2: Convert to fraction form
8,066,677,492.74/11,132,025,663.66 = 4,449,619,639.92/x - Step 3: Cross multiply
8,066,677,492.74x = 11,132,025,663.66 × 4,449,619,639.92 - Step 4: Simplify right side
8,066,677,492.74x = 49,533,280,025,115,009,024 - Step 5: Solve for x
x = 49,533,280,025,115,009,024/8,066,677,492.74 - Step 6: Final answer
x = 6,140,481,018.32
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.